If you ever need to quickly and easily verify the hash sum, or checksum, of a piece of software using Windows, here is a quick and easy way to do it: Download and run Raymond’s MD5 & SHA Checksum Utility (Download) Click “File”, browse to your file you want to verify, and select …

You may issue a Java runtime problem with Arduino IDE, Android SDK, eclipse or some software on MAC. This problem is mostly being caused by version problem in OS. The current Mac OS has Java runtime 8 or a newer version while these software require Java 6 environment.

The majority of students study by re-reading notes and textbooks — but the psychologists’ research, both in lab experiments and of actual students in classes, shows this is a terrible way to learn material. Using active learning strategies — like flashcards, diagramming, and quizzing yourself — is much more effective, as is spacing …